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Omphacite and Aragonite Physical Properties


Aragonite and Omphacite Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Dilute acid   

Durability
Not Available   
Not Available   

Specific Gravity
3.16-3.43   
2.93-2.96   

Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal   
Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle   

Cleavage
{110} Good, {110} Good   
Distinct on {010}, imperfect {110} and {011}   

Mohs Hardness
5-6   
3.5-4   

Chemical Composition
(Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)   
CaCO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties >>
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Omphacite and Aragonite Chemical Formula

While comparing Omphacite and Aragonite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Omphacite and Aragonite chemical formula.

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Omphacite and Aragonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Omphacite and Aragonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Omphacite and Aragonite Optical Properties during the identification of gemstone. Specific gravity of Omphacite is 2.93-2.96 whereas that of Aragonite is 2.93-2.96.

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